



'''simple docstring'''



from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tf_available, is_torch_available


lowerCAmelCase_  :							List[Any]             =    {
    'configuration_ctrl': ['CTRL_PRETRAINED_CONFIG_ARCHIVE_MAP', 'CTRLConfig'],
    'tokenization_ctrl': ['CTRLTokenizer'],
}

try:
							if not is_torch_available():
														raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
							pass
else:
							lowerCAmelCase_  :							Optional[Any]             =    [
							    'CTRL_PRETRAINED_MODEL_ARCHIVE_LIST',
							    'CTRLForSequenceClassification',
							    'CTRLLMHeadModel',
							    'CTRLModel',
							    'CTRLPreTrainedModel',
							]

try:
							if not is_tf_available():
														raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
							pass
else:
							lowerCAmelCase_  :							Union[str, Any]             =    [
							    'TF_CTRL_PRETRAINED_MODEL_ARCHIVE_LIST',
							    'TFCTRLForSequenceClassification',
							    'TFCTRLLMHeadModel',
							    'TFCTRLModel',
							    'TFCTRLPreTrainedModel',
							]


if TYPE_CHECKING:
							from .configuration_ctrl import CTRL_PRETRAINED_CONFIG_ARCHIVE_MAP, CTRLConfig
							from .tokenization_ctrl import CTRLTokenizer

							try:
														if not is_torch_available():
																					raise OptionalDependencyNotAvailable()
							except OptionalDependencyNotAvailable:
														pass
							else:
														from .modeling_ctrl import (
														    CTRL_PRETRAINED_MODEL_ARCHIVE_LIST,
														    CTRLForSequenceClassification,
														    CTRLLMHeadModel,
														    CTRLModel,
														    CTRLPreTrainedModel,
														)

							try:
														if not is_tf_available():
																					raise OptionalDependencyNotAvailable()
							except OptionalDependencyNotAvailable:
														pass
							else:
														from .modeling_tf_ctrl import (
														    TF_CTRL_PRETRAINED_MODEL_ARCHIVE_LIST,
														    TFCTRLForSequenceClassification,
														    TFCTRLLMHeadModel,
														    TFCTRLModel,
														    TFCTRLPreTrainedModel,
														)

else:
							import sys

							lowerCAmelCase_  :							Optional[Any]             =    _LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)









'''simple docstring'''



import torch
import torch.nn as nn
from transformers import CLIPConfig, CLIPVisionModel, PreTrainedModel

from ...utils import logging


lowerCAmelCase_  :							int             =    logging.get_logger(__name__)
def        UpperCAmelCase (    A	:					List[Any]       ,		A	:					Optional[int]					):
							SCREAMING_SNAKE_CASE       :   Any         =      nn.functional.normalize(A					)
							SCREAMING_SNAKE_CASE       :   List[str]         =      nn.functional.normalize(A					)
							return torch.mm(A       ,		normalized_text_embeds.t()					)






class 						lowerCamelCase_				(       snake_case_      ):
						_lowerCAmelCase  : Optional[Any]						  =					CLIPConfig

						_lowerCAmelCase  : List[str]						  =					['CLIPEncoderLayer']







						def __init__(	self :   int					,     lowerCAmelCase__ :   CLIPConfig					):

													"""simple docstring"""
													super().__init__(lowerCAmelCase__					)

													SCREAMING_SNAKE_CASE       :   Any         =      CLIPVisionModel(config.vision_config					)
													SCREAMING_SNAKE_CASE       :   List[str]         =      nn.Linear(config.vision_config.hidden_size					,     config.projection_dim					,     bias=lowerCAmelCase__					)

													SCREAMING_SNAKE_CASE       :   Any         =      nn.Parameter(torch.ones(17					,     config.projection_dim					)					,     requires_grad=lowerCAmelCase__					)
													SCREAMING_SNAKE_CASE       :   int         =      nn.Parameter(torch.ones(3					,     config.projection_dim					)					,     requires_grad=lowerCAmelCase__					)

													SCREAMING_SNAKE_CASE       :   Dict         =      nn.Parameter(torch.ones(17					)					,     requires_grad=lowerCAmelCase__					)
													SCREAMING_SNAKE_CASE       :   List[str]         =      nn.Parameter(torch.ones(3					)					,     requires_grad=lowerCAmelCase__					)







						@torch.no_grad()
						def        __lowercase     (	self :   List[str]					,     lowerCAmelCase__ :   List[str]					,     lowerCAmelCase__ :   Optional[Any]					):

													"""simple docstring"""
													SCREAMING_SNAKE_CASE       :   Any         =      self.vision_model(lowerCAmelCase__					)[1]  # pooled_output
													SCREAMING_SNAKE_CASE       :   Any         =      self.visual_projection(lowerCAmelCase__					)

													# we always cast to float32 as this does not cause significant overhead and is compatible with bfloat16
													SCREAMING_SNAKE_CASE       :   Union[str, Any]         =      cosine_distance(lowerCAmelCase__					,     self.special_care_embeds					).cpu().float().numpy()
													SCREAMING_SNAKE_CASE       :   List[str]         =      cosine_distance(lowerCAmelCase__					,     self.concept_embeds					).cpu().float().numpy()

													SCREAMING_SNAKE_CASE       :   Union[str, Any]         =      []
													SCREAMING_SNAKE_CASE       :   int         =      image_embeds.shape[0]
													for i in range(lowerCAmelCase__					):
																				SCREAMING_SNAKE_CASE       :   Any         =      {'''special_scores''': {}, '''special_care''': [], '''concept_scores''': {}, '''bad_concepts''': []}

																				# increase this value to create a stronger `nfsw` filter
																				# at the cost of increasing the possibility of filtering benign images
																				SCREAMING_SNAKE_CASE       :   int         =      0.0

																				for concept_idx in range(len(special_cos_dist[0]					)					):
																											SCREAMING_SNAKE_CASE       :   Optional[int]         =      special_cos_dist[i][concept_idx]
																											SCREAMING_SNAKE_CASE       :   int         =      self.special_care_embeds_weights[concept_idx].item()
																											SCREAMING_SNAKE_CASE       :   Union[str, Any]         =      round(concept_cos - concept_threshold + adjustment					,     3					)
																											if result_img["special_scores"][concept_idx] > 0:
																																		result_img["special_care"].append({concept_idx, result_img['''special_scores'''][concept_idx]}					)
																																		SCREAMING_SNAKE_CASE       :   Tuple         =      0.01

																				for concept_idx in range(len(cos_dist[0]					)					):
																											SCREAMING_SNAKE_CASE       :   Optional[Any]         =      cos_dist[i][concept_idx]
																											SCREAMING_SNAKE_CASE       :   Union[str, Any]         =      self.concept_embeds_weights[concept_idx].item()
																											SCREAMING_SNAKE_CASE       :   Dict         =      round(concept_cos - concept_threshold + adjustment					,     3					)
																											if result_img["concept_scores"][concept_idx] > 0:
																																		result_img["bad_concepts"].append(lowerCAmelCase__					)

																				result.append(lowerCAmelCase__					)

													SCREAMING_SNAKE_CASE       :   Dict         =      [len(res['''bad_concepts''']					) > 0 for res in result]

													return images, has_nsfw_concepts







						@torch.no_grad()
						def        __lowercase     (	self :   List[str]					,     lowerCAmelCase__ :   torch.FloatTensor					,     lowerCAmelCase__ :   torch.FloatTensor					):

													"""simple docstring"""
													SCREAMING_SNAKE_CASE       :   Union[str, Any]         =      self.vision_model(lowerCAmelCase__					)[1]  # pooled_output
													SCREAMING_SNAKE_CASE       :   List[Any]         =      self.visual_projection(lowerCAmelCase__					)

													SCREAMING_SNAKE_CASE       :   List[str]         =      cosine_distance(lowerCAmelCase__					,     self.special_care_embeds					)
													SCREAMING_SNAKE_CASE       :   List[str]         =      cosine_distance(lowerCAmelCase__					,     self.concept_embeds					)

													# increase this value to create a stronger `nsfw` filter
													# at the cost of increasing the possibility of filtering benign images
													SCREAMING_SNAKE_CASE       :   Optional[int]         =      0.0

													SCREAMING_SNAKE_CASE       :   Any         =      special_cos_dist - self.special_care_embeds_weights + adjustment
													# special_scores = special_scores.round(decimals=3)
													SCREAMING_SNAKE_CASE       :   List[Any]         =      torch.any(special_scores > 0					,     dim=1					)
													SCREAMING_SNAKE_CASE       :   Dict         =      special_care * 0.01
													SCREAMING_SNAKE_CASE       :   List[str]         =      special_adjustment.unsqueeze(1					).expand(-1					,     cos_dist.shape[1]					)

													SCREAMING_SNAKE_CASE       :   Optional[int]         =      (cos_dist - self.concept_embeds_weights) + special_adjustment
													# concept_scores = concept_scores.round(decimals=3)
													SCREAMING_SNAKE_CASE       :   Any         =      torch.any(concept_scores > 0					,     dim=1					)

													return images, has_nsfw_concepts




